<?php
/**
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Cloud
 * @subpackage QueueService
 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */

/**
 * Collection of message objects
 *
 * @category   Zend
 * @package    Zend_Cloud
 * @subpackage QueueService
 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Cloud_QueueService_MessageSet implements Countable, IteratorAggregate {
	/** @var int */
	protected $_messageCount;
	
	/** @var ArrayAccess Messages */
	protected $_messages;
	
	/**
	 * Constructor
	 *
	 * @param  array $messages
	 * @return void
	 */
	public function __construct(array $messages) {
		$this->_messageCount = count ( $messages );
		$this->_messages = new ArrayIterator ( $messages );
	}
	
	/**
	 * Countable: number of messages in collection
	 *
	 * @return int
	 */
	public function count() {
		return $this->_messageCount;
	}
	
	/**
	 * IteratorAggregate: return iterable object
	 *
	 * @return Traversable
	 */
	public function getIterator() {
		return $this->_messages;
	}
}
